BRPI0707280A8 - flat flame dome burner - Google Patents

flat flame dome burner Download PDF

Info

Publication number
BRPI0707280A8
BRPI0707280A8 BRPI0707280A BRPI0707280A BRPI0707280A8 BR PI0707280 A8 BRPI0707280 A8 BR PI0707280A8 BR PI0707280 A BRPI0707280 A BR PI0707280A BR PI0707280 A BRPI0707280 A BR PI0707280A BR PI0707280 A8 BRPI0707280 A8 BR PI0707280A8
Authority
BR
Brazil
Prior art keywords
burner
dome
flat flame
combustion chamber
main body
Prior art date
Application number
BRPI0707280A
Other languages
Portuguese (pt)
Inventor
Malfa Enrico
Daneri Marco
Fantuzzi Massimiliano
Senarega Maurizio
Zanusso Umberto
Laviosa Vittorio
Original Assignee
Tenova Spa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tenova Spa filed Critical Tenova Spa
Publication of BRPI0707280A2 publication Critical patent/BRPI0707280A2/en
Publication of BRPI0707280A8 publication Critical patent/BRPI0707280A8/en
Publication of BRPI0707280B1 publication Critical patent/BRPI0707280B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
    • C21C5/5217—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace equipped with burners or devices for injecting gas, i.e. oxygen, or pulverulent materials into the furnace
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C6/00—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion
    • F23C6/04—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection
    • F23C6/045—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection with staged combustion in a single enclosure
    • F23C6/047—Combustion apparatus characterised by the combination of two or more combustion chambers or combustion zones, e.g. for staged combustion in series connection with staged combustion in a single enclosure with fuel supply in stages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/20—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone
    • F23D14/22—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other
    • F23D14/24—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other at least one of the fluids being submitted to a swirling motion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D91/00—Burners specially adapted for specific applications, not otherwise provided for
    • F23D91/02—Burners specially adapted for specific applications, not otherwise provided for for use in particular heating operations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0033—Heating elements or systems using burners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C2900/00—Special features of, or arrangements for combustion apparatus using fluid fuels or solid fuels suspended in air; Combustion processes therefor
    • F23C2900/99001—Cold flame combustion or flameless oxidation processes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
    • F23D2900/00012—Liquid or gas fuel burners with flames spread over a flat surface, either premix or non-premix type, e.g. "Flächenbrenner"
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/32—Technologies related to metal processing using renewable energy sources

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Combustion Of Fluid Fuel (AREA)
  • Pre-Mixing And Non-Premixing Gas Burner (AREA)
  • Gas Burners (AREA)

Abstract

queimador de cupula de chama plana a invenção relaciona-se a um queimador de cúpula de chama plana (1 o) adequado para ser instalado em uma cúpula (21) que delimita a câmara de combustão (20) de um forno de aquecimento de aço, o queimador (10) incluindo um corpo cilíndrico oco metálico principal (12), um único duto (13) para o transporte de gás combustível concêntrico ao corpo principal (12),e um bocal interno central (14) para a injeção de um gás combustível. dito queimador também inclui pelo menos dois bocais (17) fora de dito corpo principal (12) para a injeção de combustível na câmara de combustão (20).flat flame dome burner The invention relates to a flat flame dome burner (1 °) suitable for mounting on a dome (21) enclosing the combustion chamber (20) of a steel heating furnace, the burner (10) including a hollow metallic main cylindrical body (12), a single duct (13) for conveying concentric fuel gas to the main body (12), and a central internal nozzle (14) for the injection of a gas fuel. Said burner also includes at least two nozzles (17) outside said main body (12) for fuel injection in the combustion chamber (20).

BRPI0707280-5A 2006-01-31 2007-01-25 FLAME DOME BURNER BURNER BRPI0707280B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
ITMI2006A000155 2006-01-31
ITMI2006A000115 2006-01-31
IT000155A ITMI20060155A1 (en) 2006-01-31 2006-01-31 FLAME BURNER WITH FLAT LOW EMISSIONS POLLUTANT
PCT/IB2007/000229 WO2007088458A1 (en) 2006-01-31 2007-01-25 Flat- flame vault burner with low polluting emissions

Publications (3)

Publication Number Publication Date
BRPI0707280A2 BRPI0707280A2 (en) 2011-04-26
BRPI0707280A8 true BRPI0707280A8 (en) 2018-04-03
BRPI0707280B1 BRPI0707280B1 (en) 2018-06-26

Family

ID=38370434

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0707280-5A BRPI0707280B1 (en) 2006-01-31 2007-01-25 FLAME DOME BURNER BURNER

Country Status (10)

Country Link
US (1) US8480394B2 (en)
EP (1) EP1979675B1 (en)
CN (1) CN101375100B (en)
BR (1) BRPI0707280B1 (en)
CA (1) CA2637341C (en)
ES (1) ES2549689T3 (en)
IT (1) ITMI20060155A1 (en)
PL (1) PL1979675T3 (en)
RU (1) RU2429414C2 (en)
WO (1) WO2007088458A1 (en)

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CN101644480B (en) * 2009-06-23 2011-12-14 河南方圆工业炉设计制造有限公司 Tubular double-square heating furnace
CN102588971B (en) * 2012-02-28 2015-04-22 东方电气集团东方锅炉股份有限公司 Mixed gas combustor
EP3217094B2 (en) * 2016-03-11 2023-06-28 Air Products And Chemicals, Inc. Burner apparatus and method of combustion
CN109642724A (en) * 2016-07-26 2019-04-16 杰富意钢铁株式会社 Electric furnace booster burners
US10281143B2 (en) * 2017-01-13 2019-05-07 Rheem Manufacturing Company Pre-mix fuel-fired appliance with improved heat exchanger interface
CN107990312A (en) * 2017-11-28 2018-05-04 北京拓首能源科技股份有限公司 A kind of burner of low-nitrogen oxide discharging
USD932001S1 (en) * 2019-07-22 2021-09-28 Oilon Technology Oy Burner

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Also Published As

Publication number Publication date
WO2007088458A1 (en) 2007-08-09
CA2637341A1 (en) 2007-08-09
ES2549689T3 (en) 2015-10-30
BRPI0707280B1 (en) 2018-06-26
RU2008130829A (en) 2010-03-10
CN101375100B (en) 2012-09-26
CN101375100A (en) 2009-02-25
PL1979675T3 (en) 2015-12-31
BRPI0707280A2 (en) 2011-04-26
RU2429414C2 (en) 2011-09-20
CA2637341C (en) 2015-06-16
US20100227284A1 (en) 2010-09-09
US8480394B2 (en) 2013-07-09
ITMI20060155A1 (en) 2007-08-01
EP1979675A1 (en) 2008-10-15
EP1979675B1 (en) 2015-07-15

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Legal Events

Date Code Title Description
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 16A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2706 DE 16-11-2022 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.